./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f1b1029-ceb8-479b-b1a7-e7672e2f7189/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f1b1029-ceb8-479b-b1a7-e7672e2f7189/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f1b1029-ceb8-479b-b1a7-e7672e2f7189/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f1b1029-ceb8-479b-b1a7-e7672e2f7189/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f1b1029-ceb8-479b-b1a7-e7672e2f7189/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f1b1029-ceb8-479b-b1a7-e7672e2f7189/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6560568361eacef24363f4e5a58f5226b4c8bc2851167e042d4f8ce61eb0aa48 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:58:17,600 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:58:17,713 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f1b1029-ceb8-479b-b1a7-e7672e2f7189/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:58:17,719 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:58:17,720 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:58:17,748 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:58:17,749 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:58:17,750 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:58:17,751 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:58:17,751 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:58:17,752 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:58:17,753 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:58:17,753 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:58:17,754 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:58:17,754 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:58:17,755 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:58:17,756 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:58:17,756 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:58:17,757 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:58:17,757 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:58:17,758 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:58:17,759 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:58:17,759 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:58:17,760 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:58:17,760 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:58:17,761 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:58:17,762 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:58:17,762 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:58:17,763 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:58:17,763 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:58:17,764 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:58:17,764 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:58:17,765 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:58:17,765 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:58:17,766 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f1b1029-ceb8-479b-b1a7-e7672e2f7189/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f1b1029-ceb8-479b-b1a7-e7672e2f7189/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6560568361eacef24363f4e5a58f5226b4c8bc2851167e042d4f8ce61eb0aa48 [2023-11-11 23:58:18,073 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:58:18,100 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:58:18,103 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:58:18,105 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:58:18,106 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:58:18,107 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f1b1029-ceb8-479b-b1a7-e7672e2f7189/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-2.i [2023-11-11 23:58:21,156 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:58:21,608 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:58:21,614 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f1b1029-ceb8-479b-b1a7-e7672e2f7189/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-2.i [2023-11-11 23:58:21,644 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f1b1029-ceb8-479b-b1a7-e7672e2f7189/bin/ukojak-verify-0OAaufAVZV/data/7ac20551d/365785bef00a4ecea25d2d959d56caf2/FLAG133200177 [2023-11-11 23:58:21,663 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f1b1029-ceb8-479b-b1a7-e7672e2f7189/bin/ukojak-verify-0OAaufAVZV/data/7ac20551d/365785bef00a4ecea25d2d959d56caf2 [2023-11-11 23:58:21,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:58:21,677 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:58:21,679 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:58:21,680 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:58:21,686 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:58:21,689 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:58:21" (1/1) ... [2023-11-11 23:58:21,690 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d9efe5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:21, skipping insertion in model container [2023-11-11 23:58:21,690 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:58:21" (1/1) ... [2023-11-11 23:58:21,805 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:58:22,568 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:58:22,591 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:58:22,689 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:58:22,736 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:58:22,744 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:58:22,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:22 WrapperNode [2023-11-11 23:58:22,745 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:58:22,746 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:58:22,746 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:58:22,747 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:58:22,755 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:22" (1/1) ... [2023-11-11 23:58:22,805 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:22" (1/1) ... [2023-11-11 23:58:22,915 INFO L138 Inliner]: procedures = 177, calls = 338, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1532 [2023-11-11 23:58:22,916 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:58:22,917 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:58:22,917 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:58:22,918 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:58:22,929 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:22" (1/1) ... [2023-11-11 23:58:22,929 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:22" (1/1) ... [2023-11-11 23:58:22,955 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:22" (1/1) ... [2023-11-11 23:58:22,964 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:22" (1/1) ... [2023-11-11 23:58:23,066 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:22" (1/1) ... [2023-11-11 23:58:23,099 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:22" (1/1) ... [2023-11-11 23:58:23,112 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:22" (1/1) ... [2023-11-11 23:58:23,123 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:22" (1/1) ... [2023-11-11 23:58:23,142 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:58:23,144 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:58:23,144 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:58:23,144 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:58:23,145 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:22" (1/1) ... [2023-11-11 23:58:23,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:58:23,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f1b1029-ceb8-479b-b1a7-e7672e2f7189/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:58:23,185 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f1b1029-ceb8-479b-b1a7-e7672e2f7189/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:58:23,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f1b1029-ceb8-479b-b1a7-e7672e2f7189/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:58:23,219 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-11 23:58:23,220 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-11 23:58:23,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:58:23,220 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-11 23:58:23,220 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-11 23:58:23,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:58:23,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-11 23:58:23,221 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-11 23:58:23,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:58:23,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:58:23,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:58:23,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:58:23,224 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-11 23:58:23,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:58:23,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:58:23,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:58:23,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:58:23,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:58:23,493 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:58:23,495 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:58:25,422 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:58:27,224 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:58:27,224 INFO L302 CfgBuilder]: Removed 72 assume(true) statements. [2023-11-11 23:58:27,227 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:58:27 BoogieIcfgContainer [2023-11-11 23:58:27,228 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:58:27,228 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:58:27,229 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:58:27,238 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:58:27,239 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:58:27" (1/1) ... [2023-11-11 23:58:27,248 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:58:27,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:27,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 162 states and 265 transitions. [2023-11-11 23:58:27,309 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 265 transitions. [2023-11-11 23:58:27,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:58:27,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:27,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:27,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:27,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-11 23:58:27,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:58:27,580 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-11 23:58:27,592 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-11 23:58:27,651 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:58:27,652 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-11 23:58:27,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:58:27,661 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-11 23:58:27,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:58:27,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:27,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 165 states and 270 transitions. [2023-11-11 23:58:27,732 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 270 transitions. [2023-11-11 23:58:27,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:58:27,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:27,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:27,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:27,820 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-11 23:58:27,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:58:27,833 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-11 23:58:27,882 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:58:27,883 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-11 23:58:27,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:58:27,890 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-11 23:58:27,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:58:28,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:28,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 168 states and 275 transitions. [2023-11-11 23:58:28,036 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 275 transitions. [2023-11-11 23:58:28,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:58:28,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:28,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:28,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:28,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:58:28,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:28,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 168 states and 274 transitions. [2023-11-11 23:58:28,230 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 274 transitions. [2023-11-11 23:58:28,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:58:28,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:28,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:28,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:28,374 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:58:28,378 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:58:28,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:58:28,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:28,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 168 states and 272 transitions. [2023-11-11 23:58:28,399 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 272 transitions. [2023-11-11 23:58:28,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:58:28,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:28,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:28,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:28,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:58:28,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:28,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 168 states and 271 transitions. [2023-11-11 23:58:28,824 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 271 transitions. [2023-11-11 23:58:28,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:58:28,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:28,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:28,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:28,927 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:58:28,930 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:58:28,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:58:28,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:28,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 168 states and 267 transitions. [2023-11-11 23:58:28,953 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 267 transitions. [2023-11-11 23:58:28,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:58:28,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:28,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:29,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:29,075 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:58:29,078 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:58:29,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:58:29,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:29,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 168 states and 261 transitions. [2023-11-11 23:58:29,093 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 261 transitions. [2023-11-11 23:58:29,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:58:29,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:29,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:29,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:29,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:58:29,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:58:29,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:58:39,338 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:58:39,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:39,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 168 states and 255 transitions. [2023-11-11 23:58:39,401 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 255 transitions. [2023-11-11 23:58:39,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:58:39,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:39,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:39,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:39,692 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:58:39,698 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:58:39,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:58:50,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:59:00,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:59:10,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:59:20,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:59:20,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:20,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 183 states and 274 transitions. [2023-11-11 23:59:20,571 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 274 transitions. [2023-11-11 23:59:20,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:59:20,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:20,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:20,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:20,792 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:59:20,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:20,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:59:20,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:20,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 183 states and 272 transitions. [2023-11-11 23:59:20,824 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 272 transitions. [2023-11-11 23:59:20,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:59:20,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:20,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:21,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:21,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:59:21,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:21,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:59:21,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:21,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 183 states and 270 transitions. [2023-11-11 23:59:21,080 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 270 transitions. [2023-11-11 23:59:21,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:59:21,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:21,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:21,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:21,324 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:59:21,330 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:21,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.